Surface websites use ______ to browse the web in a systematic and automated manner.
a. worms
b. crawlers
c. bugs
d. scanners
b. crawlers
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An experimental hypothesis is ______________
a. a statement of a causal explanation or proposition that has at least one independent and one dependent variable, and has yet to be empirically tested b. a hypothesis that states there is no significant effect of an independent variable on a dependent variable c. a hypothesis paired with the null hypothesis with two independent variables in which it is unclear whether one or the other variable, or both in combination, produces an effect d. a confusing and poorly designed hypothesis with two independent variables making it unclear whether one or the other variable, or both in combination, produces an effect
Which theory holds to the tenet that getting married helps people stay out of trouble?
a. state dependence theory b. social schematic theory c. age-graded theory d. life course theory
In an empirical journal article, what information about research does a methods section describe, and what elements does it include?
What will be an ideal response?
_____ is considered to be at the heart of local intelligence systems
a. Information hiding b. Information sharing c. Information coding d. Information retrieval